Mets' Taijuan Walker placed on 10-day IL with left side tightnessMRI came back 'clean' on Tuesday5/19/2021, 9:50 PMCoby GreenFreelance Editorial ProducerMay 6, 2021; St. Louis, Missouri, USA; New York Mets starting pitcher Taijuan Walker (99) pitches during the seventh inning against the St. Louis Cardinals at Busch Stadium. / Jeff Curry-USA TODAY Sports